:root {
  /* Theme tokens live here so the visual system is easy to adjust later. */
  --color-bg: #f7f4ed;
  --color-surface: #fffdf8;
  --color-surface-strong: #ebe5d8;
  --color-text: #17211b;
  --color-muted: #58635c;
  --color-border: #d9d0c0;
  --color-accent: #176b87;
  --color-accent-strong: #0e5268;
  --color-accent-soft: #d8eef2;
  --color-warm: #b0423c;
  --color-warm-soft: #f7ddd8;
  --color-gold: #b7791f;
  --shadow-soft: 0 20px 50px rgba(23, 33, 27, 0.12);
  --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --radius-sm: 6px;
  --radius-md: 8px;
  --container: 1120px;
  --header-height: 76px;
  --space-section: 88px;
  color-scheme: light;
}

[data-theme="dark"] {
  --color-bg: #101412;
  --color-surface: #171d1a;
  --color-surface-strong: #26312b;
  --color-text: #f4f0e7;
  --color-muted: #c7d0c8;
  --color-border: #3a463f;
  --color-accent: #6ec7d8;
  --color-accent-strong: #9be1ed;
  --color-accent-soft: #173b43;
  --color-warm: #ff9b8f;
  --color-warm-soft: #4b2525;
  --color-gold: #f2c45a;
  --shadow-soft: 0 20px 50px rgba(0, 0, 0, 0.32);
  color-scheme: dark;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 18px);
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration-color: rgba(23, 107, 135, 0.45);
  text-underline-offset: 0.22em;
  transition: color 180ms ease, text-decoration-color 180ms ease;
}

a:hover {
  color: var(--color-accent-strong);
  text-decoration-color: currentColor;
}

button,
input,
textarea {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid var(--color-gold);
  outline-offset: 4px;
}

.container {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  inset-block-start: 12px;
  inset-inline-start: 12px;
  z-index: 100;
  transform: translateY(-150%);
  border-radius: var(--radius-sm);
  background: var(--color-text);
  color: var(--color-bg);
  padding: 10px 14px;
  font-weight: 700;
  text-decoration: none;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  inset-block-start: 0;
  z-index: 40;
  min-height: var(--header-height);
  border-block-end: 1px solid color-mix(in srgb, var(--color-border), transparent 18%);
  background: color-mix(in srgb, var(--color-bg), transparent 10%);
  backdrop-filter: blur(16px);
  overflow: visible;
}

.header-inner {
  position: relative;
  display: grid;
  min-height: var(--header-height);
  grid-template-columns: auto minmax(0, 1fr) auto;
  grid-template-areas: "brand nav actions";
  align-items: center;
  gap: 22px;
}

.brand {
  grid-area: brand;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  color: var(--color-text);
  font-weight: 800;
  text-decoration: none;
}

.brand span {
  overflow-wrap: anywhere;
}

.site-nav {
  grid-area: nav;
  justify-self: center;
}

.header-actions {
  grid-area: actions;
  display: inline-flex;
  align-items: center;
  justify-self: end;
  gap: 10px;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-list a {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  color: var(--color-muted);
  font-weight: 700;
  text-decoration: none;
}

.nav-list a:hover,
.nav-list a[aria-current="true"] {
  background: var(--color-accent-soft);
  color: var(--color-accent-strong);
}

.menu-toggle,
.theme-toggle {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: inset 0 0 0 1px var(--color-border);
}

.menu-toggle {
  display: none;
  position: relative;
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
}

.menu-toggle-line {
  position: absolute;
  inset-inline-start: 50%;
  width: 19px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transform: translateX(-50%);
  transition: opacity 160ms ease, transform 160ms ease, inset-block-start 160ms ease;
}

.menu-toggle-line:nth-child(1) {
  inset-block-start: 14px;
}

.menu-toggle-line:nth-child(2) {
  inset-block-start: 21px;
}

.menu-toggle-line:nth-child(3) {
  inset-block-start: 28px;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-line:nth-child(1) {
  inset-block-start: 21px;
  transform: translateX(-50%) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-line:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-line:nth-child(3) {
  inset-block-start: 21px;
  transform: translateX(-50%) rotate(-45deg);
}

.theme-toggle {
  gap: 8px;
  padding: 8px 12px;
  font-weight: 800;
}

.theme-toggle-icon {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 65% 35%, var(--color-surface) 0 30%, transparent 32%),
    var(--color-accent);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--color-accent), transparent 70%);
}

.section-band {
  padding-block: var(--space-section);
}

.section-band:nth-of-type(even) {
  background: color-mix(in srgb, var(--color-surface), transparent 32%);
}

.hero {
  display: flex;
  min-height: calc(100svh - var(--header-height) - 56px);
  align-items: center;
  padding-block: 62px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  align-items: center;
  gap: 52px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--color-warm);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.12;
}

h1 {
  max-width: 12ch;
  font-size: 4rem;
}

h2 {
  max-width: 18ch;
  font-size: 2.35rem;
}

h3 {
  font-size: 1.16rem;
}

.hero-subtitle {
  max-width: 58ch;
  margin: 22px 0 0;
  color: var(--color-muted);
  font-size: 1.16rem;
}

.hero-actions,
.project-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-actions {
  margin-top: 32px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  padding: 11px 18px;
  font-weight: 850;
  text-align: center;
  text-decoration: none;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--color-accent);
  color: #ffffff;
  box-shadow: 0 14px 28px color-mix(in srgb, var(--color-accent), transparent 75%);
}

.button-primary:hover {
  background: var(--color-accent-strong);
  color: #ffffff;
}

.button-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: inset 0 0 0 1px var(--color-border);
}

.button-secondary:hover {
  background: var(--color-surface-strong);
  color: var(--color-text);
}

.hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.hero-links a,
.text-link,
.contact-links a,
.site-footer a {
  color: var(--color-accent-strong);
  font-weight: 800;
}

.hero-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-self: center;
  width: min(100%, 380px);
  margin: 0;
}

.profile-frame {
  width: min(78vw, 340px);
  aspect-ratio: 4 / 5;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: 10px;
  box-shadow: 0 18px 34px rgba(23, 33, 27, 0.11);
}

.profile-image {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.profile-caption {
  margin: 12px 0 0;
  color: var(--color-muted);
  font-size: 0.88rem;
  font-weight: 800;
  text-align: center;
}

.tag-list li {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-muted);
  padding: 6px 10px;
  font-size: 0.88rem;
  font-weight: 750;
}

.two-column {
  display: grid;
  grid-template-columns: minmax(220px, 0.82fr) minmax(0, 1.18fr);
  gap: 56px;
}

.section-content p {
  max-width: 68ch;
  margin: 0;
  color: var(--color-muted);
}

.section-content p + p {
  margin-top: 18px;
}

.skills-grid,
.project-grid {
  display: grid;
  gap: 18px;
  margin-top: 34px;
}

.skills-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.project-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.skill-card,
.project-card,
.contact-form,
.timeline {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: 0 10px 30px rgba(23, 33, 27, 0.06);
}

.skill-card,
.project-card {
  display: flex;
  min-height: 100%;
  flex-direction: column;
  padding: 24px;
}

.skill-card h3,
.project-card h3 {
  color: var(--color-text);
}

.skill-card h3 {
  margin-bottom: 18px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.filter-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.filter-button {
  min-height: 40px;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-muted);
  padding: 8px 13px;
  font-weight: 850;
  box-shadow: inset 0 0 0 1px var(--color-border);
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.filter-button:hover {
  transform: translateY(-1px);
}

.filter-button.is-active {
  background: var(--color-text);
  color: var(--color-bg);
}

.project-count {
  min-height: 26px;
  margin: 16px 0 0;
  color: var(--color-muted);
  font-weight: 700;
}

.project-card {
  gap: 18px;
  transition: opacity 180ms ease, transform 180ms ease;
}

.project-card[hidden] {
  display: none;
}

.project-card p {
  margin: 0;
  color: var(--color-muted);
}

.project-card-header {
  display: grid;
  gap: 8px;
}

.project-kicker,
.timeline-date {
  margin: 0;
  color: var(--color-warm);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.project-actions {
  margin-top: auto;
  padding-top: 8px;
}

.text-link {
  min-height: 36px;
  align-items: center;
}

.timeline {
  display: grid;
  gap: 22px;
  padding: 26px;
}

.timeline-item {
  position: relative;
  padding-inline-start: 22px;
}

.timeline-item::before {
  position: absolute;
  inset-block-start: 6px;
  inset-inline-start: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 5px var(--color-accent-soft);
  content: "";
}

.timeline-item p:not(.timeline-date) {
  margin: 8px 0 0;
  color: var(--color-muted);
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(240px, 0.86fr) minmax(0, 1.14fr);
  gap: 56px;
  align-items: start;
}

.contact-note {
  max-width: 48ch;
  margin: 20px 0 0;
  color: var(--color-muted);
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
  font-style: normal;
}

.contact-form {
  display: grid;
  gap: 18px;
  padding: 26px;
}

.form-field {
  display: grid;
  gap: 7px;
}

.form-field label {
  color: var(--color-text);
  font-weight: 850;
}

.form-field input,
.form-field textarea {
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-text);
  padding: 12px 14px;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.form-field textarea {
  resize: vertical;
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-accent), transparent 80%);
  outline: 0;
}

.form-status,
.site-status {
  color: var(--color-muted);
  font-weight: 700;
}

.site-status {
  position: fixed;
  inset-inline: 16px;
  inset-block-end: 16px;
  z-index: 50;
  max-width: 520px;
  margin-inline: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-soft);
  opacity: 0;
  padding: 12px 14px;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.site-status.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.site-footer {
  border-block-start: 1px solid var(--color-border);
  padding-block: 26px;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.footer-inner p {
  margin: 0;
  color: var(--color-muted);
}

.js .reveal {
  opacity: 0;
  transform: translateY(18px);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 500ms ease, transform 500ms ease;
}

@media (max-width: 920px) {
  :root {
    --space-section: 70px;
  }

  .hero-grid,
  .two-column,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 38px;
  }

  .hero-copy {
    order: 1;
  }

  .hero-visual {
    order: 2;
  }

  .skills-grid,
  .project-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .header-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas: "brand actions";
    gap: 14px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .site-nav {
    grid-area: auto;
    position: fixed;
    inset-block-start: var(--header-height);
    inset-block-end: auto;
    inset-inline-start: auto;
    inset-inline-end: 0;
    z-index: 60;
    width: clamp(188px, 58vw, 236px);
    max-height: calc(100svh - var(--header-height));
    overflow-y: auto;
    border-block-end: 1px solid var(--color-border);
    border-block-start: 1px solid var(--color-border);
    border-inline-start: 1px solid var(--color-border);
    border-radius: 0 0 0 var(--radius-md);
    background: var(--color-surface);
    box-shadow: var(--shadow-soft);
    opacity: 1;
    transform: translateX(0);
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
  }

  .site-nav[data-open="false"] {
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transform: translateX(100%);
  }

  .nav-list {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    margin: 0 auto;
    padding: 10px;
  }

  .nav-list a {
    justify-content: flex-start;
    padding-inline: 14px;
  }
}

@media (max-width: 640px) {
  :root {
    --header-height: 68px;
    --space-section: 56px;
  }

  .container {
    width: min(100% - 24px, var(--container));
  }

  .header-inner {
    gap: 10px;
  }

  .header-actions {
    gap: 8px;
  }

  .brand span {
    max-width: 11rem;
  }

  .theme-toggle-text {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
  }

  .theme-toggle {
    width: 44px;
    padding: 0;
  }

  .hero {
    min-height: auto;
    padding-block: 46px 58px;
  }

  h1 {
    font-size: 3rem;
  }

  h2 {
    font-size: 1.9rem;
  }

  .hero-subtitle {
    font-size: 1.04rem;
  }

  .hero-actions,
  .project-actions,
  .contact-links {
    align-items: stretch;
    flex-direction: column;
  }

  .button,
  .hero-links a,
  .contact-links a {
    width: 100%;
  }

  .hero-links {
    align-items: stretch;
    flex-direction: column;
  }

  .skills-grid,
  .project-grid {
    grid-template-columns: 1fr;
  }

  .skill-card,
  .project-card,
  .contact-form,
  .timeline {
    padding: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }
}
.page-top {
  position: absolute;
  inset-block-start: 0;
  inset-inline-start: 0;
  width: 1px;
  height: 1px;
}